aaa                         Authentication, Authorization and Accounting.
  access-list                 Add an access list entry
  alias                       Create command alias
  archive                     Archive the configuration
  arp                         Set a static ARP entry
  authentication              Auth Manager Global Configuration Commands
  banner                      Define a login banner
  boot                        Boot Commands
  bridge                      Bridge Group.
  buffers                     Adjust system buffer pool parameters
  call                        Configure Call parameters
  cdp                         Global CDP configuration subcommands
  class-map                   Configure Class Map
  clock                       Configure time-of-day clock
  configuration               Configuration access
  crypto                      Encryption module
  default                     Set a command to its defaults
  default-value               Default character-bits values
  define                      interface range macro definition
  do                          To run exec commands in config mode
  dot11                       IEEE 802.11 config commands
  dot1x                       IEEE 802.1X Global Configuration Commands
  downward-compatible-config  Generate a configuration compatible with older software
  eap                         EAP Global Configuration Commands
  enable                      Modify enable password parameters
  end                         Exit from configure mode
  ethernet                    Ethernet configuration
  exception                   Exception handling
  exit                        Exit from configure mode
  fallback                    Fallback configuration commands
  file                        Adjust file system parameters
  help                        Description of the interactive help system
  hostname                    Set system's network name
  iapp                        IAPP config commands
  identity                    Identity Configuration Commands
  interface                   Select an interface to configure
  ip                          Global IP configuration subcommands
  led                         LED display settings.
  li-view                     LI View
  line                        Configure a terminal line
  logging                     Modify message logging facilities
  login                       Enable secure login checking
  map-class                   Configure static map class
  map-list                    Configure static map list
  memory                      Configure memory management
  monitor                     Monitoring different system events
  no                          Negate a command or set its defaults
  parser                      Configure parser
  policy-map                  Configure Policy Map
  power                       Power configuration
  privilege                   Command privilege parameters
  process                     Configure process
  process-max-time            Maximum time for process to run before voluntarily relinquishing processor
  qos                         Global QoS configuration subcommands
  radius                      RADIUS server configuration command
  radius-server               Modify RADIUS query parameters
  regexp                      regexp commands
  resource                    Configure Embedded Resource Manager (ERM)
  scheduler                   Scheduler parameters
  service                     Modify use of network based services
  shell                       Configure shell command
  snmp                        Modify non engine SNMP parameters
  snmp-server                 Modify SNMP engine parameters
  sntp                        Configure SNTP
  stacks                      Configure stacks
  subscriber-policy           Subscriber policy
  table-map                   Configure Table Map
  tacacs                      TACACS server configuration command
  tacacs-server               Modify TACACS query parameters
  template                    Select a template to configure
  tftp-server                 Provide TFTP service for netload requests
  time-range                  Define time range entries
  username                    Establish User Name Authentication
  vlan                        VLAN commands
  wlccp                       Enable WLCCP